- // MIR for `id_try` before SimplifyBranchSame
+ // MIR for `id_try` after SimplifyBranchSame
  
  fn id_try(_1: Result<u8, i32>) -> Result<u8, i32> {
      debug r => _1;                       // in scope 0 at $DIR/simplify-arm.rs:35:11: 35:12
      let mut _0: std::result::Result<u8, i32>; // return place in scope 0 at $DIR/simplify-arm.rs:35:34: 35:49
      let _2: u8;                          // in scope 0 at $DIR/simplify-arm.rs:36:9: 36:10
      let mut _3: std::result::Result<u8, i32>; // in scope 0 at $DIR/simplify-arm.rs:36:19: 36:33
      let mut _4: std::result::Result<u8, i32>; // in scope 0 at $DIR/simplify-arm.rs:36:31: 36:32
      let mut _5: isize;                   // in scope 0 at $DIR/simplify-arm.rs:37:9: 37:15
      let _6: i32;                         // in scope 0 at $DIR/simplify-arm.rs:37:13: 37:14
      let mut _7: !;                       // in scope 0 at $DIR/simplify-arm.rs:37:19: 37:51
      let mut _8: i32;                     // in scope 0 at $DIR/simplify-arm.rs:37:37: 37:50
      let mut _9: i32;                     // in scope 0 at $DIR/simplify-arm.rs:37:48: 37:49
      let _10: u8;                         // in scope 0 at $DIR/simplify-arm.rs:38:12: 38:13
      let mut _11: u8;                     // in scope 0 at $DIR/simplify-arm.rs:40:8: 40:9
      scope 1 {
          debug x => ((_0 as Ok).0: u8);   // in scope 1 at $DIR/simplify-arm.rs:36:9: 36:10
      }
      scope 2 {
          debug e => ((_0 as Err).0: i32); // in scope 2 at $DIR/simplify-arm.rs:37:13: 37:14
          scope 5 (inlined <i32 as From<i32>>::from) { // at $DIR/simplify-arm.rs:37:37: 37:50
              debug t => ((_0 as Err).0: i32); // in scope 5 at $SRC_DIR/core/src/convert/mod.rs:LL:COL
          }
          scope 6 (inlined from_error::<u8, i32>) { // at $DIR/simplify-arm.rs:37:26: 37:51
              debug e => ((_0 as Err).0: i32); // in scope 6 at $DIR/simplify-arm.rs:27:21: 27:22
          }
      }
      scope 3 {
          debug v => ((_0 as Ok).0: u8);   // in scope 3 at $DIR/simplify-arm.rs:38:12: 38:13
      }
      scope 4 (inlined into_result::<u8, i32>) { // at $DIR/simplify-arm.rs:36:19: 36:33
          debug r => _4;                   // in scope 4 at $DIR/simplify-arm.rs:23:22: 23:23
      }
  
      bb0: {
          StorageLive(_2);                 // scope 0 at $DIR/simplify-arm.rs:36:9: 36:10
          StorageLive(_3);                 // scope 0 at $DIR/simplify-arm.rs:36:19: 36:33
          StorageLive(_4);                 // scope 0 at $DIR/simplify-arm.rs:36:31: 36:32
          _4 = _1;                         // scope 0 at $DIR/simplify-arm.rs:36:31: 36:32
          _3 = move _4;                    // scope 4 at $DIR/simplify-arm.rs:24:5: 24:6
          StorageDead(_4);                 // scope 0 at $DIR/simplify-arm.rs:36:32: 36:33
          _5 = discriminant(_3);           // scope 0 at $DIR/simplify-arm.rs:36:19: 36:33
-         switchInt(move _5) -> [0_isize: bb1, 1_isize: bb3, otherwise: bb2]; // scope 0 at $DIR/simplify-arm.rs:36:13: 36:33
+         goto -> bb1;                     // scope 0 at $DIR/simplify-arm.rs:36:13: 36:33
      }
  
      bb1: {
          _0 = move _3;                    // scope 1 at $DIR/simplify-arm.rs:40:5: 40:10
          StorageDead(_3);                 // scope 0 at $DIR/simplify-arm.rs:39:6: 39:7
          StorageDead(_2);                 // scope 0 at $DIR/simplify-arm.rs:41:1: 41:2
-         goto -> bb4;                     // scope 0 at $DIR/simplify-arm.rs:41:2: 41:2
+         goto -> bb2;                     // scope 0 at $DIR/simplify-arm.rs:41:2: 41:2
      }
  
      bb2: {
-         unreachable;                     // scope 0 at $DIR/simplify-arm.rs:36:19: 36:33
-     }
- 
-     bb3: {
-         _0 = move _3;                    // scope 6 at $DIR/simplify-arm.rs:28:5: 28:11
-         StorageDead(_3);                 // scope 0 at $DIR/simplify-arm.rs:39:6: 39:7
-         StorageDead(_2);                 // scope 0 at $DIR/simplify-arm.rs:41:1: 41:2
-         goto -> bb4;                     // scope 0 at $DIR/simplify-arm.rs:41:2: 41:2
-     }
- 
-     bb4: {
          return;                          // scope 0 at $DIR/simplify-arm.rs:41:2: 41:2
      }
  }